First Online: 21 March 2009Received: 01 October 2008Revised: 05 March 2009

Abstract

This is an overview of the PHENIX J-ψ results in hot nuclear matter from heavy ion collisions. Current results for RAA and v2 in Au+Au collisions, as well as RAA from Cu+Cu collisions are included and discussed. A comparison is also done to cold nuclear matter effects using RdAu results.